linux-kernel - [PATCH v2] tools: PCI: Zero-initialize param

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Date:   Wed, 14 Jul 2021 21:23:31 +0800
From:   Shunyong Yang <yang.shunyong@...il.com>
To:     bhelgaas@...gle.com, kishon@...com, lorenzo.pieralisi@....com,
        kw@...ux.com, leon@...nel.org
Cc:     linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        Shunyong Yang <yang.shunyong@...il.com>
Subject: [PATCH v2] tools: PCI: Zero-initialize param

The values in param may be random if they are not initialized, which
may cause use_dma flag set even when "-d" option is not provided
in command line. Initializing all members to 0 to solve this.

Signed-off-by: Shunyong Yang <yang.shunyong@...il.com>
---
v2: Change {0} to {} as Leon Romanovsky's comment.
---
 tools/pci/pcitest.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/pci/pcitest.c b/tools/pci/pcitest.c
index 0a1344c45213..441b54234635 100644
--- a/tools/pci/pcitest.c
+++ b/tools/pci/pcitest.c
@@ -40,7 +40,7 @@ struct pci_test {
 
 static int run_test(struct pci_test *test)
 {
-	struct pci_endpoint_test_xfer_param param;
+	struct pci_endpoint_test_xfer_param param = {};
 	int ret = -EINVAL;
 	int fd;
 
-- 
2.25.1